Home / 42,128.24-58,136.88-24,226.70

Finding the Fourth Proportional to 42,128.24, 58,136.88 and 24,226.70

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Solution

The fourth proportional to 42,128.24, 58,136.88 and 24,226.70 is: 33,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,128.24 : 58,136.88 = 24,226.70 : x
  2. Step 2: Convert to fraction form
    42,128.24/58,136.88 = 24,226.70/x
  3. Step 3: Cross multiply
    42,128.24x = 58,136.88 × 24,226.70
  4. Step 4: Simplify right side
    42,128.24x = 1,408,464,750.70
  5. Step 5: Solve for x
    x = 1,408,464,750.70/42,128.24
  6. Step 6: Final answer
    x = 33,432.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.